:root{--bg: #121821;--panel: #18202b;--panel-soft: #1e2835;--line: #2a3644;--ink: #e8eef5;--ink-soft: #94a4b8;--accent: #ffd98a;--you: #3f8fd8;--rival: #d8563f;--radius: 12px;--font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, Roboto, sans-serif}@layer base{button:not(:disabled),[role=button],summary,select,label.field{cursor:pointer}}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased}#app{display:grid;grid-template-columns:1fr 320px;height:100%}#board{position:relative;min-width:0;touch-action:none}#board canvas{display:block;width:100%;height:100%}#panel{display:flex;flex-direction:column;gap:14px;padding:18px 18px 14px;background:var(--panel);border-left:1px solid var(--line);overflow-y:auto}.panel-head h1{margin:0;font-size:22px;letter-spacing:.02em}.tagline{margin:2px 0 0;font-size:12px;color:var(--ink-soft)}.scores{display:grid;gap:8px}.player{display:grid;grid-template-columns:4px 1fr auto;gap:10px;align-items:center;padding:9px 11px;background:var(--panel-soft);border:1px solid transparent;border-radius:var(--radius);transition:border-color .2s,background .2s}.player.active{border-color:var(--accent);background:#22303f}.player .swatch{align-self:stretch;border-radius:3px}.player-name{font-size:13px;font-weight:600}.player-workers{margin-top:4px;display:flex;gap:3px}.pip{width:7px;height:7px;border-radius:50%;opacity:.25}.pip.on{opacity:1}.player-score{font-size:24px;font-variant-numeric:tabular-nums;font-weight:700}.player-delta{font-size:11px;color:var(--accent);text-align:right;min-height:13px}.hand{display:grid;grid-template-columns:96px 1fr;gap:12px;align-items:center;padding:10px;background:var(--panel-soft);border-radius:var(--radius)}.hand-preview{width:96px;aspect-ratio:1;border-radius:8px;background:radial-gradient(circle at 50% 35%,#29384a,#1a2430 72%);overflow:hidden}.hand-name{margin:0;font-size:13px;font-weight:600}.hand-count{margin:2px 0 8px;font-size:11px;color:var(--ink-soft)}.prompt{font-size:13px;line-height:1.45;padding:11px 12px;border-left:2px solid var(--accent);background:#1c2735;border-radius:0 8px 8px 0;min-height:42px}.prompt.thinking{border-left-color:var(--rival)}.actions{display:grid;gap:8px}.btn{font:inherit;font-size:12px;font-weight:600;color:var(--ink);background:var(--panel-soft);border:1px solid var(--line);border-radius:8px;padding:9px 12px;transition:background .15s,border-color .15s,transform .05s}.btn:hover:not(:disabled){background:#26323f;border-color:#3a4a5c}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.4;cursor:default}.btn-primary{background:var(--accent);color:#241c06;border-color:var(--accent)}.btn-primary:hover:not(:disabled){background:#ffe4a8;border-color:#ffe4a8}kbd{font:inherit;font-size:10px;opacity:.6;border:1px solid currentColor;border-radius:4px;padding:0 4px;margin-left:4px}.log{flex:1;min-height:90px;overflow-y:auto;display:flex;flex-direction:column-reverse;gap:6px;font-size:12px;line-height:1.4;color:var(--ink-soft);padding-right:4px}.log-entry{padding-left:9px;border-left:2px solid var(--line)}.log-entry.p0{border-left-color:var(--you)}.log-entry.p1{border-left-color:var(--rival)}.log-entry.fresh{color:var(--ink)}.panel-foot{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end;padding-top:12px;border-top:1px solid var(--line)}.panel-foot .btn{grid-column:span 1}#show-rules{grid-column:1 / -1}.field{display:grid;gap:4px;font-size:11px;color:var(--ink-soft)}.field select{font:inherit;font-size:12px;color:var(--ink);background:var(--panel-soft);border:1px solid var(--line);border-radius:8px;padding:8px 10px}.overlay{position:fixed;inset:0;display:grid;place-items:center;background:#080c11b8;backdrop-filter:blur(4px);z-index:20}.overlay[hidden]{display:none}.sheet{position:relative;width:min(520px,calc(100vw - 40px));max-height:min(78vh,720px);overflow-y:auto;padding:26px 28px;background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:0 30px 70px #00000080}.sheet h2{margin:0 0 4px;font-size:20px}.sheet h3{margin:20px 0 6px;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft)}.sheet p,.sheet li{font-size:13px;line-height:1.55;color:#c3cfdc}.sheet ul{margin:0;padding-left:18px}.sheet-close{position:absolute;top:12px;right:14px;font-size:24px;line-height:1;color:var(--ink-soft);background:none;border:0}.sheet-close:hover{color:var(--ink)}.result{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0 4px}.result div{padding:14px;border-radius:var(--radius);background:var(--panel-soft);text-align:center}.result .big{font-size:34px;font-weight:700;font-variant-numeric:tabular-nums}.result .win{outline:2px solid var(--accent)}.breakdown{font-size:12px;color:var(--ink-soft)}.breakdown li{margin:3px 0}.legend{display:grid;gap:6px;margin-top:6px}.legend div{display:grid;grid-template-columns:12px 1fr;gap:9px;align-items:center;font-size:12px}.legend i{width:12px;height:12px;border-radius:3px;display:block}.toast{position:absolute;left:50%;bottom:34px;transform:translate(-50%);padding:9px 16px;font-size:12px;background:#18202bf2;border:1px solid var(--line);border-radius:999px;pointer-events:none;z-index:10}.toast[hidden]{display:none}@media(max-width:860px){#app{grid-template-columns:1fr;grid-template-rows:1fr auto}#panel{flex-direction:row;flex-wrap:wrap;align-items:center;max-height:44vh;border-left:0;border-top:1px solid var(--line)}.panel-head,.prompt{flex:1 1 100%}.scores{flex:1 1 180px}.hand{flex:1 1 200px}.log{flex:1 1 100%;max-height:70px}.panel-foot{flex:1 1 100%}}